Unified School District · NY
Lynbrook Union Free School District
Lynbrook Union Free School District is a unified school district in New York with a community population of 18,177. The median household income is $142,272 and the median age is 43.1.
18,177
Population
8566
People / sq mi
$142,272
Median Income
43.1
Median Age
Lynbrook Union Free School District covers 2 sq mi of land at 8566.0 people per square mile.
Race & Ethnicity
| White | 75.8% |
| Black or African American | 0.7% |
| Asian | 48.6% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$142,272
Median Household Income
$66,001
Per Capita Income
5.9%
Poverty Rate
3.8%
Unemployment
Housing
$644,100
Median Home Value
$2,405
Median Rent
77.6%
Homeownership
Education Attainment
90.2%
High School+
49.4%
Bachelor's+
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State rankings
Frequently Asked Questions
Lynbrook Union Free School District serves a community with a population of 18,177 according to the latest Census ACS 5-Year estimates. This unified school district is located in New York.
The median household income in Lynbrook Union Free School District is $142,272, with a per capita income of $66,001. The poverty rate is 5.9%.
Lynbrook Union Free School District is 75.8% White, 0.7% Black or African American, 48.6% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Lynbrook Union Free School District, 90.2% of adults have a high school diploma or higher, and 49.4% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Lynbrook Union Free School District is $644,100, with a median rent of $2,405. The homeownership rate is 77.6%.
More from New York
Data for Lynbrook Union Free School District from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 3617910).
The this entity record above pulls directly from the U.S. Census Bureau ACS and decennial files. What follows is the per-entity context — how this entity sits in the broader U.S. population demographics distribution and which underlying factors drive the headline numbers.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. states, metros, cities, and ZIPs. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: U.S. Census Bureau ACS, 2026.